IBASE Technology IB831-NB User manual

IB831
VIA VX900
5.25-inch Disk Size SBC
USER’S MANUAL
Version 1.0

ii IB831 User’s Manual
Acknowledgments
AMI is a registered trademark of American Megatrends Inc.
PS/2 is a trademark of International Business Machines
Corporation.
Microsoft Windows is a registered trademark of Microsoft
Corporation.
Winbond is a registered trademark of Winbond Electronics
Corporation.
All other product names or trademarks are properties of their
respective owners.

IB831 User’s Manual iii
Table of Contents
Introduction ..............................................................1
Product Description.............................................................1
Checklist..............................................................................2
Specifications......................................................................3
Board Dimensions...............................................................4
Installations ..............................................................5
Installing the Memory.........................................................6
Setting the Jumpers.............................................................7
Connectors on IB831...........................................................9
Bypass and WDT ..............................................................15
Block Diagram:.................................................................. 15
Communication States: ...................................................... 15
Watchdog Timer Configuration........................................16
GPIO Function Definition.................................................19
Digital I/O Sample Configuration.....................................20
BIOS Setup .............................................................25
Drivers Installation.................................................45
VIA VX900 VGA Driver Installation...............................46
Realtek LAN Driver Installation.......................................49

iv IB831 User’s Manual
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INTRODUCTION
IB831 User’s Manual 1
Introduction
Product Description
The IB831 5.25-inch SBC incorporates the VIA VX900 chipset.
Currently, the board is available in three models, namely:
Model
VIA NanoTM X2
Dual Core CPU
LAN Bypass
Watchdog Timer
IB831
1.2 GHz
Yes
Yes
IB831-NB
1.2 GHz
No
Yes
IB831 Features
Supports four Realtek 10/100/1000 LAN ports
Supports 1.2GHz VIA NanoTM X2 U4300 processor
DDR3 SO-DIMM x 1, up to 2GB
Mini PCI-e (USB Signal) slot, Compact Flash socket
Optional Hardware LAN Bypass function on Eth1 & 2

INTRODUCTION
2 IB831 User’s Manual
Checklist
Your IB831 package should include the items listed below.
The IB831 VIA NanoTM X2 motherboard
1 CD containing chipset drivers and flash memory utility
Optional cables for VGA, KB/MS, Serial port, Serial ATA

INTRODUCTION
IB831 User’s Manual 3
Specifications
Form Factor
Desktop / Table Top Networking Product
CPU
VIA NanoTM X2 U4300 Dual Core @ 1.2 GHz, 13W
x86 and x64 (64-bit) capability
Bus speeds up to 1066 MHz
Hardware Virtualization (VMX)
VIA Virtualization (VIA-VT)
Enhanced PowerSaver provides fastest performance state
switching
Multi-processor support: Dual processing (SMP)
MMX, SSE, SSE2, SSSE3 and SSE4.1 compatible instructions
Two large (64-KB each, 16-way) Level 1 caches per core
1 MB Level 2 victim cache (32-way) with ECC per core (2 MB
Total)
Two Large TLBs (196 entries each, 12-way)
Chipset
VIA VX900 FSB 400~800 MHz, 4.5W
1.2V Core Voltage
800 / 533 / 400 MHz FSB support
PCI-e Gen2
128 bit 2D Graphic Engine
Ethernet
controller
Onboard 4X Realtek RT8111E PCIe GbE with RJ45
Memory
Single channel DDR3 up to 1066MHz
SO-DIMM Socket x1
Network
4x Realtek RT8111E Gigabit LAN, optional Bypass
Network
Bypass
Up to One segments hardware Bypass (ETH 1 & 2)
Control by GPIO / Watchdog / Electrical Disconnect (Power Off)
Watchdog
Timer
Yes (256 segments, 0, 1, 2…255 sec/min)
Expansion Slot
Mini PCI-e Slot (USB Signal only)
Storage
Onboard CF Socket x1, SATA Connector x1
LED Indicators
Power (Green) / Status (Green) / Alarm (Red)
LAN: Speed 10Mbps: LED off
100Mbps: Green
1000Mbps: Amber
Link / ACT: Green / Green Blinking
Edge
Connectors
DC +12V inlet
RJ45 x4
DB-9 Console Port
USB 2.0 x2
USB 2.0
2 ports
VGA
Pin header on board
Power
DC-In +12V
Dimensions
203 (W) x 146 (D) mm

INTRODUCTION
4 IB831 User’s Manual
Board Dimensions
203 (W) x 146 (D) mm

INSTALLATION
IB831 User’s Manual 5
Installations
This section provides information on how to use the jumpers and
connectors on the IB831 in order to set up a workable system. The topics
covered are:
Installing the Memory................................................................... 6
Setting the Jumpers ...................................................................... 7
Connectors on IB831.................................................................... 9
Bypass and WDT........................................................................ 15
Block Diagram:............................................................................ 15
Communication States:................................................................ 15
Watchdog Timer Configuration.................................................. 16
GPIO Function Definition........................................................... 19
Digital I/O Sample Configuration............................................... 20

INSTALLATION
6 IB831 User’s Manual
Installing the Memory
The IB831 board supports one DDR3 memory socket for a maximum
total memory of 2GB in DDR3 memory type.
Installing and Removing Memory Modules
To install the DDR3 modules, locate the memory slot on the board and
perform the following steps:
1. Hold the DDR3 module so that the key of the DDR3 module aligns
with those on the memory slot.
2. Gently push the DDR3 module in an upright position until the clips of
the slot close to hold the DDR3 module in place when the DDR3
module touches the bottom of the slot.
3. To remove the DDR3 module, press the clips with both hands.